Add 36/30 and 18/27
1st number: 1 6/30, 2nd number: 18/27
36/30 + 18/27 is 28/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
36/30 = 36 × 9/30 × 9 = 324/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
18/27 = 18 × 10/27 × 10 = 180/270 - Add the two like fractions:
324/270 + 180/270 = 324 + 180/270 = 504/270 - 504/270 simplified gives 28/15
- So, 36/30 + 18/27 = 28/15
In mixed form: 113/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+18/27 36/30+36/27 36/60+18/27 36/30+18/54 36/30+54/27 36/90+18/27 36/30+18/81 36/30+90/27